<?php
/*
 * ircPlanet Services for ircu
 * Copyright (c) 2005 Brian Cline.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:

 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. Neither the name of ircPlanet nor the names of its contributors may be
 *    used to endorse or promote products derived from this software without 
 *    specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
	
	function array_copy( $array, $start = 0, $end = -1 )
	{
		$newarr = array();
		$i = -1;
		$n = 0;
		
		if( $end == -1 )
			$end = count( $array );
		
		foreach( $array as $k => $v )
		{
			$i++;
			if( $i < $start )
				continue;
			if( $i > $end )
				break;
			
			if( !is_numeric($k) )
				$newarr[$k] = $v;
			else
				$newarr[$n++] = $v;
		}
		
		return $newarr;
	}
	
	
	function array_contains( $needle, $haystack )
	{
		foreach( $haystack as $stem )
		{
			if( $stem == $needle )
				return true;
		}

		return false;
	}


	function assemble( $array, $start = 0, $end = -1, $delim = ' ' )
	{
		$newstr = '';
		
		if( $end == -1 )
			$end = count( $array );
		
		for( $i = $start; $i < $end; ++$i )
		{
			if( $i > $start )
				$newstr .= $delim;
			
			$newstr .= $array[$i];
		}
		
		return $newstr;
	}
	
	

